Cross-brand designation analysis
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Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
Automatic candidate selection
One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Dimensions differ
“537” across 3 loaded brands
The base designation is shared, but the loaded boundary dimensions do not agree. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKF537/532 X50.8 × 107.95 × mm | TIMKEN537X / 53250.8 × 111.125 × 38.1 mm | KOYO537/532X50.8 × 107.95 × 36.957 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | 537/532 X | 537X / 532 | 537/532X |
| Product family | Tapered roller bearings | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Single row tapered roller bearing | Tapered roller bearings | Tapered roller bearings |
| Series | — | 535 | — |
| Bore diameterd | 50.8 mm | 50.8 mm | 50.8 mm |
| Outside diameterD | 107.95 mm | 111.125 mm | 107.95 mm |
| WidthB | — | 38.1 mm | 36.957 mm |
| Basic dynamic load ratingC | 183 kN | 172 kN | 172 kN |
| Basic static load ratingC0 | 190 kN | 206 kN | 172 kN |
| Fatigue load limitPu | 21.6 kN | — | 26.8 kN |
| Reference speednref | 5300 r/min | — | — |
| Limiting speednG | 6300 r/min | — | 3800 r/min |
| Mass≈m | 1.51 kg | 1.76 kg | 1.538 kg |
| Sealing | Without | — | — |
| Cage | Sheet metal | — | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.97 | — |
| Y1 Factor | — | 2.02 | — |
| Y2 Factor | — | -1.00 | — |
| Y0 Factor | — | 1.11 | — |
| E Factor | — | 0.30 | — |
| Cg Factor | — | 0.0938 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 36.957 mm | — | — |
| Width, inner ring | 36.957 mm | — | — |
| Width, outer ring | 28.575 mm | — | — |
| Contact angle | 11.2 ° | — | — |
| Engineering — Abutment dimensions | |||
| Diameter of shaft abutmentd a | max. 64 mm | — | — |
| Diameter of shaft abutmentd b | min. 64 mm | — | — |
| Diameter of housing abutmentD a | max. 96 mm | — | — |
| Diameter of housing abutmentD b | min. 97 mm | — | — |
| Minimum width of space required in housing on large side faceC a | min. 5 mm | — | — |
| Minimum width of space required in housing on small side faceC b | min. 7.5 mm | — | — |
| Radius of shaft filletr a | max. 3.5 mm | — | — |
| Radius of housing filletr b | max. 3.3 mm | — | — |
| Engineering — Calculation data | |||
| SKF performance class | SKF Explorer | — | — |
| Limiting valuee | 0.3 | — | — |
| Calculation factorY | 2 | — | — |
| Calculation factorY 0 | 1.1 | — | — |
| Engineering — Dimensions | |||
| Bearing width, totalT | 36.512 mm | — | — |
| Shoulder diameter of inner ringd 1 | ≈ 76.55 mm | — | — |
| Width of inner ringB | 36.957 mm | — | — |
| Width of outer ringC | 28.575 mm | — | — |
| Chamfer dimension of inner ringr 1,2 | min. 3.5 mm | — | — |
| Chamfer dimension of outer ringr 3,4 | min. 3.3 mm | — | — |
| Distance side face to pressure pointa | 23.799 mm | — | — |
| Engineering — Engineering specifications | |||
| Dimension series | 535 | — | — |
| Logistics | |||
| Product net weight | 1.51 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 100034566100032099 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | 537X / 532 | — |
| Inner Ring Part Number | — | 537X | — |
| Outer Ring Part Number | — | 532 | — |
| Official Source System | — | TS_PREPAIR | — |
| Official Last Run | — | 2026-08-23T00:00:00 | — |
| Product identity | |||
| Official product category | Tapered roller bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/tapered-roller-bearings/single-row-tapered-roller-bearings | — | — |
| Structure group ID | BT1_001_101 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | No | — | — |
| Product Identity | |||
| Type Description | — | TS - Tapered Single | — |
| Number Of Rows | 1 | 1 | — |
| Tapered Bore | — | N | — |
| Properties | |||
| Bearing part | Complete bearing | — | — |
| Locating feature, bearing outer ring | Without | — | — |
| Bore type | Cylindrical | — | — |
| Arrangement of contact angle (double-row bearing) | Not applicable | — | — |
| Matched arrangement | No | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Unit system | Inch | — | — |
| Indicative carbon footprint for new product | 5.6 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 107.950 mm |
| Overall Width | — | 38.757 mm | — |
| T | — | — | 36.512 mm |
| Radial Rating | — | 44,600 N | — |
| B | — | — | 36.957 mm |
| Axial Rating | — | 22,700 N | — |
| C | — | — | 28.575 mm |
| Dynamic Rating C1 | — | 172,000 N | — |
| R(Min.) | — | — | 3.6 mm |
| Dynamic Rating C90 | — | 44,600 N | — |
| R1(Min.) | — | — | 3.2 mm |
| Dynamic Axial Rating Ca90 | — | 22,700 N | — |
| Basic Load Ratings : Cr | — | — | 172 kN |
| Dynamic Axial Rating Ca1 | — | 87,400 N | — |
| Basic Load Ratings : C0R | — | — | 172 kN |
| Static Radial Rating C0 | — | 206,000 N | — |
| Fatigue Load Limit : Cu | — | — | 26.8 kN |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 3800 min-1 |
| Static Axial Rating C0A | — | 178,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 5100 min-1 |
| Load Center Spread : A | — | — | 23.9 mm |
| Constant :E | — | — | 0.30 |
| Axial Load Factors : Y1 | — | — | 2.03 |
| Axial Load Factors : Y0 | — | — | 1.11 |
| Da | — | — | 94.0 mm |
| Db | — | — | 100.0 mm |
| Ra(Max.) | — | — | 3.6 mm |
| Rb(Max.) | — | — | 3.2 mm |
| Mass(Refer.) | — | — | 1.538 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.